react-instantsearch-core/dist/cjs/components/DynamicWidgets.js

⚡ Lightning-fast search for React, by Algolia

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.DynamicWidgets = DynamicWidgets;
var _react = _interopRequireWildcard(require("react"));
var _useDynamicWidgets2 = require("../connectors/useDynamicWidgets");
var _invariant = require("../lib/invariant");
var _warn = require("../lib/warn");
var _excluded = ["children", "fallbackComponent"];
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function _interopRequireWildcard(e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != _typeof(e) && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (var _t in e) "default" !== _t && {}.hasOwnProperty.call(e, _t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, _t)) && (i.get || i.set) ? o(f, _t, i) : f[_t] = e[_t]); return f; })(e, t); }
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _objectWithoutProperties(e, t) { if (null == e) return {}; var o, r, i = _objectWithoutPropertiesLoose(e, t); if (Object.getOwnPropertySymbols) { var n = Object.getOwnPropertySymbols(e); for (r = 0; r < n.length; r++) o = n[r], -1 === t.indexOf(o) && {}.propertyIsEnumerable.call(e, o) && (i[o] = e[o]); } return i; }
function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (-1 !== e.indexOf(n)) continue; t[n] = r[n]; } return t; }
function DefaultFallbackComponent() {
  return null;
}
function DynamicWidgets(_ref) {
  var children = _ref.children,
    _ref$fallbackComponen = _ref.fallbackComponent,
    Fallback = _ref$fallbackComponen === void 0 ? DefaultFallbackComponent : _ref$fallbackComponen,
    props = _objectWithoutProperties(_ref, _excluded);
  var FallbackComponent = _react.default.useRef(Fallback);
  process.env.NODE_ENV === 'development' ? (0, _warn.warn)(Fallback === FallbackComponent.current, 'The `fallbackComponent` prop of `DynamicWidgets` changed between renders. Please provide a stable reference, as described in https://www.algolia.com/doc/api-reference/widgets/dynamic-facets/react/#widget-param-fallbackcomponent') : void 0;
  var _useDynamicWidgets = (0, _useDynamicWidgets2.useDynamicWidgets)(props, {
      $$widgetType: 'ais.dynamicWidgets'
    }),
    attributesToRender = _useDynamicWidgets.attributesToRender;
  var widgets = new Map();
  _react.default.Children.forEach(children, function (child) {
    var attribute = getWidgetAttribute(child);
    (0, _invariant.invariant)(attribute !== undefined, "<DynamicWidgets> only supports InstantSearch widgets with an `attribute` or `attributes` prop.");
    widgets.set(attribute, child);
  });
  return /*#__PURE__*/_react.default.createElement(_react.default.Fragment, null, attributesToRender.map(function (attribute) {
    return /*#__PURE__*/_react.default.createElement(_react.Fragment, {
      key: attribute
    }, widgets.get(attribute) || /*#__PURE__*/_react.default.createElement(FallbackComponent.current, {
      attribute: attribute
    }));
  }));
}
function isReactElement(element) {
  return _typeof(element) === 'object' && element.props;
}
function getWidgetAttribute(element) {
  if (!isReactElement(element)) {
    return undefined;
  }
  if (element.props.attribute) {
    return element.props.attribute;
  }
  if (Array.isArray(element.props.attributes)) {
    return element.props.attributes[0];
  }
  if (element.props.children) {
    (0, _invariant.invariant)(_react.default.Children.count(element.props.children) === 1, "<DynamicWidgets> only supports a single component in nested components. Make sure to not render multiple children in a parent component.\n\nExample of an unsupported scenario:\n\n```\n<DynamicWidgets>\n  <MyComponent>\n    <RefinementList attribute=\"brand\" />\n    <Menu attribute=\"categories\" />\n  </MyComponent>\n</DynamicWidgets>\n```\n");
    return getWidgetAttribute(_react.default.Children.only(element.props.children));
  }
  return undefined;
}